#BF4A00
Closest named color: Brick Orange (#C14A09). oklch(55.9% 0.165 43.3), rgb(191, 74, 0).
Aa
White text reads best on this color (5.00:1).
About this color
#BF4A00 is a medium-dark, vivid orange. In OKLCH its lightness is 56%, its chroma 0.165 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.005 away. White text reads best on it, at 5.00:1.
| Hue family | Oranges |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #BF4A00 |
| RGB | rgb(191, 74, 0) |
| HSL | hsl(23, 100%, 37%) |
| OKLCH | oklch(55.9% 0.165 43.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #BF4A00 | 5.00:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #BF4A00 | 4.19:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #BF4A00 text on white | 5.00:1 | AA | Lc 73.7 | Content text, not long reading |
| #BF4A00 text on black | 4.19:1 | AA large text | Lc -28.0 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F2D1C4
oklch(88.5% 0.041 42.7)
-
Step 300
300
#EBB29A
oklch(81% 0.075 43.9)
-
Step 400
400
#DE8762
oklch(70.7% 0.119 43.5)
-
Step 500
500
#D26534
oklch(63% 0.151 43.1)
-
Step 600
600 (this color)
#BF4A00
oklch(55.9% 0.165 43.3)
-
Step 700
700
#A03D00
oklch(49.1% 0.144 43.5)
-
Step 800
800
#843100
oklch(42.7% 0.125 43.5)
-
Step 900
900
#6B2C0D
oklch(37.7% 0.099 43.4)
-
Step 950
950
#3F1B0A
oklch(27.1% 0.062 44.2)
#BF4A00 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6C5F00 | 0.158 |
| Deuteranopia (no green cones) | #897900 | 0.141 |
| Tritanopia (no blue cones) | #D32A3F | 0.081 |
| Achromatopsia (no color) | #6F6F6F | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF4A00
#BF4A00
oklch(55.9% 0.165 43.3)
- #0081A1
#0081A1
oklch(56% 0.104 223.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #BF4A00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.005
- Burnt Orange #C04E01 ΔE 0.008
- Burnt Siena #B75203 ΔE 0.020
- Rust Orange #C45508 ΔE 0.025
- Sinopia #BB3E03 ΔE 0.025
- Cinnamon #AC4F06 ΔE 0.036
- Rusty Orange #CD5909 ΔE 0.044
- Copper #B66325 ΔE 0.051
Use #BF4A00 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.